Current conditions at
Portland, Portland International Airport (KPDX)
Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.
Mostly Cloudy
64°F
18°C
| Humidity | 27% |
| Wind Speed | S 4 MPH |
| Barometer | 29.77 in (1008.13 mb) |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 25 May 11:00 AM PDT |
Extended Forecast for
2 Miles NNE Lake Oswego OR
Memorial Day

High: 65 °F⇓
Showers
Tonight
Low: 47 °F
Showers
Likely then
Chance RainTuesday

High: 66 °F
Chance Rain
Tuesday Night
Low: 49 °F
Slight Chance
Rain then
Mostly CloudyWednesday

High: 75 °F
Decreasing
CloudsWednesday Night

Low: 52 °F
Partly Cloudy
Thursday

High: 78 °F
Mostly Sunny
Thursday Night
Low: 52 °F
Slight Chance
Rain then
Partly CloudyFriday

High: 67 °F
Mostly Cloudy
Detailed Forecast
Memorial Day
Rain and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Temperature falling to around 59 by 4pm. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then a chance of rain, mainly between 8pm and 4am. Mostly cloudy, with a low around 47. South wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday
A slight chance of rain before noon, then a chance of rain after 3pm. Partly sunny, with a high near 66. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A 10 percent chance of rain before 7pm. Increasing clouds, with a low around 49. North northwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 75. Calm wind becoming north northeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 52.
Friday
Mostly cloudy, with a high near 67.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 71.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles NNE Lake Oswego OR
45.44°N 122.68°W (Elev. 200 ft)
45.44°N 122.68°W (Elev. 200 ft)
10:47 am PDT May 25, 2026
11am PDT May 25, 2026-6pm PDT May 31, 2026


